"use strict";
cc._RF.push(module, '4b2b93dv2tMPYO54MTCHTfp', 'Glass');
// Script/Glass.js

"use strict";

var _default_vert = require("../Shaders/ccShader_Default_Vert.js");
var _default_vert_no_mvp = require("../Shaders/ccShader_Default_Vert_noMVP.js");
var _glass_frag = require("../Shaders/ccShader_Glass_Frag.js");

cc.Class({
    extends: cc.Component,

    properties: {
        glassFactor: 1.0
    },

    onLoad: function onLoad() {
        this._use();
    },
    update: function update(dt) {
        if (this.glassFactor >= 40) {
            this.glassFactor = 0;
        }
        this.glassFactor += dt * 3;

        if (this._program) {

            this._program.use();
            if (cc.sys.isNative) {
                var glProgram_state = cc.GLProgramState.getOrCreateWithGLProgram(this._program);
                glProgram_state.setUniformFloat("blurRadiusScale", this.glassFactor);
            } else {
                this._program.setUniformLocationWith1f(this._uniBlurRadiusScale, this.glassFactor);
            }
        }
    },

    _use: function _use() {

        this._program = new cc.GLProgram();
        if (cc.sys.isNative) {
            this._program.initWithString(_default_vert_no_mvp, _glass_frag);
            this._program.link();
            this._program.updateUniforms();
        } else {
            this._program.initWithVertexShaderByteArray(_default_vert, _glass_frag);

            this._program.addAttribute(cc.macro.ATTRIBUTE_NAME_POSITION, cc.macro.VERTEX_ATTRIB_POSITION);
            this._program.addAttribute(cc.macro.ATTRIBUTE_NAME_COLOR, cc.macro.VERTEX_ATTRIB_COLOR);
            this._program.addAttribute(cc.macro.ATTRIBUTE_NAME_TEX_COORD, cc.macro.VERTEX_ATTRIB_TEX_COORDS);
            this._program.link();
            this._program.updateUniforms();
            this._program.use();
        }

        if (cc.sys.isNative) {
            var glProgram_state = cc.GLProgramState.getOrCreateWithGLProgram(this._program);
            glProgram_state.setUniformFloat("widthStep", 1.0 / this.node.getContentSize().width);
            glProgram_state.setUniformFloat("heightStep", 1.0 / this.node.getContentSize().height);
            glProgram_state.setUniformFloat("blurRadiusScale", this.glassFactor);
        } else {

            this._uniWidthStep = this._program.getUniformLocationForName("widthStep");
            this._uniHeightStep = this._program.getUniformLocationForName("heightStep");
            this._uniBlurRadiusScale = this._program.getUniformLocationForName("blurRadiusScale");

            this._program.setUniformLocationWith1f(this._uniWidthStep, 1.0 / this.node.getContentSize().width);
            this._program.setUniformLocationWith1f(this._uniHeightStep, 1.0 / this.node.getContentSize().height);
            this._program.setUniformLocationWith1f(this._uniBlurRadiusScale, this.glassFactor);
        }

        this.setProgram(this.node._sgNode, this._program);
    },

    setProgram: function setProgram(node, program) {
        if (cc.sys.isNative) {
            var glProgram_state = cc.GLProgramState.getOrCreateWithGLProgram(program);
            node.setGLProgramState(glProgram_state);
        } else {
            node.setShaderProgram(program);
        }

        var children = node.children;
        if (!children) return;

        for (var i = 0; i < children.length; i++) {
            this.setProgram(children[i], program);
        }
    }

});

cc._RF.pop();